355 lines
14 KiB
C++
355 lines
14 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: wx/gtk/print.h
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// Author: Anthony Bretaudeau
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// Purpose: GTK printing support
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// Created: 2007-08-25
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// Copyright: (c) Anthony Bretaudeau
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// Licence: wxWindows Licence
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/////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_GTK_PRINT_H_
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#define _WX_GTK_PRINT_H_
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#include "wx/defs.h"
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#if wxUSE_GTKPRINT
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#include "wx/print.h"
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#include "wx/printdlg.h"
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#include "wx/prntbase.h"
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#include "wx/dc.h"
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typedef struct _GtkPrintOperation GtkPrintOperation;
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typedef struct _GtkPrintContext GtkPrintContext;
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typedef struct _GtkPrintSettings GtkPrintSettings;
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typedef struct _GtkPageSetup GtkPageSetup;
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typedef struct _cairo cairo_t;
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//----------------------------------------------------------------------------
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// wxGtkPrintFactory
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//----------------------------------------------------------------------------
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class wxGtkPrintFactory: public wxPrintFactory
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{
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public:
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virtual wxPrinterBase *CreatePrinter( wxPrintDialogData *data );
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virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview,
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wxPrintout *printout = NULL,
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wxPrintDialogData *data = NULL );
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virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview,
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wxPrintout *printout,
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wxPrintData *data );
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virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent,
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wxPrintDialogData *data = NULL );
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virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent,
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wxPrintData *data );
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virtual wxPageSetupDialogBase *CreatePageSetupDialog( wxWindow *parent,
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wxPageSetupDialogData * data = NULL );
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virtual wxDCImpl* CreatePrinterDCImpl( wxPrinterDC *owner, const wxPrintData& data );
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virtual bool HasPrintSetupDialog();
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virtual wxDialog *CreatePrintSetupDialog( wxWindow *parent, wxPrintData *data );
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virtual bool HasOwnPrintToFile();
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virtual bool HasPrinterLine();
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virtual wxString CreatePrinterLine();
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virtual bool HasStatusLine();
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virtual wxString CreateStatusLine();
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virtual wxPrintNativeDataBase *CreatePrintNativeData();
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};
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//----------------------------------------------------------------------------
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// wxGtkPrintDialog
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//----------------------------------------------------------------------------
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class WXDLLIMPEXP_CORE wxGtkPrintDialog: public wxPrintDialogBase
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{
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public:
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wxGtkPrintDialog( wxWindow *parent,
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wxPrintDialogData* data = NULL );
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wxGtkPrintDialog( wxWindow *parent, wxPrintData* data);
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virtual ~wxGtkPrintDialog();
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wxPrintData& GetPrintData()
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{ return m_printDialogData.GetPrintData(); }
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wxPrintDialogData& GetPrintDialogData()
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{ return m_printDialogData; }
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wxDC *GetPrintDC() { return m_dc; }
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void SetPrintDC(wxDC * printDC) { m_dc = printDC; }
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virtual int ShowModal();
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virtual bool Validate() { return true; }
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virtual bool TransferDataToWindow() { return true; }
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virtual bool TransferDataFromWindow() { return true; }
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void SetShowDialog(bool show) { m_showDialog = show; }
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bool GetShowDialog() { return m_showDialog; }
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protected:
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// Implement some base class methods to do nothing to avoid asserts and
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// GTK warnings, since this is not a real wxDialog.
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virtual void DoSetSize(int WXUNUSED(x), int WXUNUSED(y),
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int WXUNUSED(width), int WXUNUSED(height),
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int WXUNUSED(sizeFlags) = wxSIZE_AUTO) {}
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virtual void DoMoveWindow(int WXUNUSED(x), int WXUNUSED(y),
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int WXUNUSED(width), int WXUNUSED(height)) {}
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private:
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wxPrintDialogData m_printDialogData;
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wxWindow *m_parent;
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bool m_showDialog;
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wxDC *m_dc;
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DECLARE_DYNAMIC_CLASS(wxGtkPrintDialog)
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};
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//----------------------------------------------------------------------------
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// wxGtkPageSetupDialog
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//----------------------------------------------------------------------------
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class WXDLLIMPEXP_CORE wxGtkPageSetupDialog: public wxPageSetupDialogBase
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{
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public:
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wxGtkPageSetupDialog( wxWindow *parent,
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wxPageSetupDialogData* data = NULL );
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virtual ~wxGtkPageSetupDialog();
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virtual wxPageSetupDialogData& GetPageSetupDialogData() { return m_pageDialogData; }
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virtual int ShowModal();
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virtual bool Validate() { return true; }
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virtual bool TransferDataToWindow() { return true; }
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virtual bool TransferDataFromWindow() { return true; }
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protected:
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// Implement some base class methods to do nothing to avoid asserts and
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// GTK warnings, since this is not a real wxDialog.
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virtual void DoSetSize(int WXUNUSED(x), int WXUNUSED(y),
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int WXUNUSED(width), int WXUNUSED(height),
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int WXUNUSED(sizeFlags) = wxSIZE_AUTO) {}
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virtual void DoMoveWindow(int WXUNUSED(x), int WXUNUSED(y),
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int WXUNUSED(width), int WXUNUSED(height)) {}
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private:
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wxPageSetupDialogData m_pageDialogData;
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wxWindow *m_parent;
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DECLARE_DYNAMIC_CLASS(wxGtkPageSetupDialog)
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};
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//----------------------------------------------------------------------------
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// wxGtkPrinter
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//----------------------------------------------------------------------------
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class WXDLLIMPEXP_CORE wxGtkPrinter : public wxPrinterBase
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{
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public:
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wxGtkPrinter(wxPrintDialogData *data = NULL);
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virtual ~wxGtkPrinter();
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virtual bool Print(wxWindow *parent,
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wxPrintout *printout,
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bool prompt = true);
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virtual wxDC* PrintDialog(wxWindow *parent);
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virtual bool Setup(wxWindow *parent);
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GtkPrintContext *GetPrintContext() { return m_gpc; }
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void SetPrintContext(GtkPrintContext *context) {m_gpc = context;}
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void BeginPrint(wxPrintout *printout, GtkPrintOperation *operation, GtkPrintContext *context);
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void DrawPage(wxPrintout *printout, GtkPrintOperation *operation, GtkPrintContext *context, int page_nr);
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private:
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GtkPrintContext *m_gpc;
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wxDC *m_dc;
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DECLARE_DYNAMIC_CLASS(wxGtkPrinter)
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wxDECLARE_NO_COPY_CLASS(wxGtkPrinter);
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};
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//----------------------------------------------------------------------------
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// wxGtkPrintNativeData
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//----------------------------------------------------------------------------
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class WXDLLIMPEXP_CORE wxGtkPrintNativeData : public wxPrintNativeDataBase
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{
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public:
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wxGtkPrintNativeData();
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virtual ~wxGtkPrintNativeData();
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virtual bool TransferTo( wxPrintData &data );
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virtual bool TransferFrom( const wxPrintData &data );
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virtual bool Ok() const { return IsOk(); }
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virtual bool IsOk() const { return true; }
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GtkPrintSettings* GetPrintConfig() { return m_config; }
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void SetPrintConfig( GtkPrintSettings * config );
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GtkPrintOperation* GetPrintJob() { return m_job; }
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void SetPrintJob(GtkPrintOperation *job);
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GtkPrintContext *GetPrintContext() { return m_context; }
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void SetPrintContext(GtkPrintContext *context) {m_context = context; }
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GtkPageSetup* GetPageSetupFromSettings(GtkPrintSettings* settings);
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void SetPageSetupToSettings(GtkPrintSettings* settings, GtkPageSetup* page_setup);
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private:
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// NB: m_config is created and owned by us, but the other objects are not
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// and their accessors don't change their ref count.
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GtkPrintSettings *m_config;
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GtkPrintOperation *m_job;
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GtkPrintContext *m_context;
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DECLARE_DYNAMIC_CLASS(wxGtkPrintNativeData)
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};
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//-----------------------------------------------------------------------------
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// wxGtkPrinterDC
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//-----------------------------------------------------------------------------
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class WXDLLIMPEXP_CORE wxGtkPrinterDCImpl : public wxDCImpl
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{
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public:
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wxGtkPrinterDCImpl( wxPrinterDC *owner, const wxPrintData& data );
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virtual ~wxGtkPrinterDCImpl();
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bool Ok() const { return IsOk(); }
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bool IsOk() const;
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virtual void* GetCairoContext() const;
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virtual void* GetHandle() const;
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bool CanDrawBitmap() const { return true; }
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void Clear();
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void SetFont( const wxFont& font );
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void SetPen( const wxPen& pen );
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void SetBrush( const wxBrush& brush );
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void SetLogicalFunction( wxRasterOperationMode function );
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void SetBackground( const wxBrush& brush );
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void DestroyClippingRegion();
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bool StartDoc(const wxString& message);
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void EndDoc();
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void StartPage();
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void EndPage();
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wxCoord GetCharHeight() const;
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wxCoord GetCharWidth() const;
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bool CanGetTextExtent() const { return true; }
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wxSize GetPPI() const;
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virtual int GetDepth() const { return 24; }
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void SetBackgroundMode(int mode);
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void SetPalette(const wxPalette& WXUNUSED(palette)) { }
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void SetResolution(int ppi);
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// overridden for wxPrinterDC Impl
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virtual int GetResolution() const;
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virtual wxRect GetPaperRect() const;
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protected:
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bool DoFloodFill(wxCoord x1, wxCoord y1, const wxColour &col,
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wxFloodFillStyle style=wxFLOOD_SURFACE );
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void DoGradientFillConcentric(const wxRect& rect, const wxColour& initialColour, const wxColour& destColour, const wxPoint& circleCenter);
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void DoGradientFillLinear(const wxRect& rect, const wxColour& initialColour, const wxColour& destColour, wxDirection nDirection = wxEAST);
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bool DoGetPixel(wxCoord x1, wxCoord y1, wxColour *col) const;
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void DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2);
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void DoCrossHair(wxCoord x, wxCoord y);
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void DoDrawArc(wxCoord x1,wxCoord y1,wxCoord x2,wxCoord y2,wxCoord xc,wxCoord yc);
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void DoDrawEllipticArc(wxCoord x,wxCoord y,wxCoord w,wxCoord h,double sa,double ea);
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void DoDrawPoint(wxCoord x, wxCoord y);
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void DoDrawLines(int n, const wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0);
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void DoDrawPolygon(int n, const wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, wxPolygonFillMode fillStyle=wxODDEVEN_RULE);
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void DoDrawPolyPolygon(int n, const int count[], const wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, wxPolygonFillMode fillStyle=wxODDEVEN_RULE);
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void DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
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void DoDrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius = 20.0);
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void DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
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#if wxUSE_SPLINES
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void DoDrawSpline(const wxPointList *points);
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#endif
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bool DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
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wxDC *source, wxCoord xsrc, wxCoord ysrc,
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wxRasterOperationMode rop = wxCOPY, bool useMask = false,
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wxCoord xsrcMask = wxDefaultCoord, wxCoord ysrcMask = wxDefaultCoord);
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void DoDrawIcon( const wxIcon& icon, wxCoord x, wxCoord y );
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void DoDrawBitmap( const wxBitmap& bitmap, wxCoord x, wxCoord y, bool useMask = false );
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void DoDrawText(const wxString& text, wxCoord x, wxCoord y );
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void DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y, double angle);
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void DoSetClippingRegion(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
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void DoSetDeviceClippingRegion( const wxRegion &WXUNUSED(clip) )
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{
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wxFAIL_MSG( "not implemented" );
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}
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void DoGetTextExtent(const wxString& string, wxCoord *x, wxCoord *y,
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wxCoord *descent = NULL,
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wxCoord *externalLeading = NULL,
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const wxFont *theFont = NULL ) const;
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void DoGetSize(int* width, int* height) const;
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void DoGetSizeMM(int *width, int *height) const;
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wxPrintData& GetPrintData() { return m_printData; }
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void SetPrintData(const wxPrintData& data);
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private:
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wxPrintData m_printData;
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PangoContext *m_context;
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PangoLayout *m_layout;
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PangoFontDescription *m_fontdesc;
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cairo_t *m_cairo;
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unsigned char m_currentRed;
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unsigned char m_currentGreen;
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unsigned char m_currentBlue;
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unsigned char m_currentAlpha;
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GtkPrintContext *m_gpc;
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int m_resolution;
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double m_PS2DEV;
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double m_DEV2PS;
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DECLARE_DYNAMIC_CLASS(wxGtkPrinterDCImpl)
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wxDECLARE_NO_COPY_CLASS(wxGtkPrinterDCImpl);
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};
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// ----------------------------------------------------------------------------
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// wxGtkPrintPreview: programmer creates an object of this class to preview a
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// wxPrintout.
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// ----------------------------------------------------------------------------
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class WXDLLIMPEXP_CORE wxGtkPrintPreview : public wxPrintPreviewBase
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{
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public:
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wxGtkPrintPreview(wxPrintout *printout,
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wxPrintout *printoutForPrinting = NULL,
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wxPrintDialogData *data = NULL);
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wxGtkPrintPreview(wxPrintout *printout,
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wxPrintout *printoutForPrinting,
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wxPrintData *data);
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virtual ~wxGtkPrintPreview();
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virtual bool Print(bool interactive);
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virtual void DetermineScaling();
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private:
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void Init(wxPrintout *printout,
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wxPrintout *printoutForPrinting,
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wxPrintData *data);
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// resolution to use in DPI
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int m_resolution;
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DECLARE_CLASS(wxGtkPrintPreview)
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};
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#endif // wxUSE_GTKPRINT
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#endif // _WX_GTK_PRINT_H_
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